two persons / a couple, pair / (poetic) the two of us, we two

a foreigner, a person from a foreign country; an alien, a foreign national / a person who is not Japanese

man, male adult person

a woman, a female adult person

A provisional accounting auditor appointed by the Board of Auditors if the accounting auditor of a joint-stock company is deficient due to resignation, death, disqualification, etc. The term of office is until the next general meeting of shareholders.

neither fish nor fowl, up in the air

(organic chemistry) an organic compound

(inorganic chemistry) an inorganic compound

(chemistry) a sandwich compound

penny wise and pound foolish; you get what you pay for